New Year's Day
New Year's Day (obs.)
Coming of Age Day
Foundation Day
Vernal Equinox Day
Shōwa Day
Constitution Memorial Day
Greenery Day
Children's Day
Marine Day
Respect-for-Aged Day
Autumnal Equinox Day
Health and Sports Day
Culture Day
Labor Thanksgiving Day
Emperor's Birthday
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 1644
1645
1646 › 
# Date Public holiday
1Sunday, 1 January 1645 New Year's Day
Monday, 2 January 1645 New Year's Day (observance)
2Monday, 9 January 1645 Coming of Age Day
3Saturday, 11 February 1645 Foundation Day
4Monday, 20 March 1645 Vernal Equinox Day
5Saturday, 29 April 1645 Shōwa Day
6Wednesday, 3 May 1645 Constitution Memorial Day
7Thursday, 4 May 1645 Greenery Day
8Friday, 5 May 1645 Children's Day
9Monday, 17 July 1645 Marine Day
10Monday, 18 September 1645 Respect-for-Aged Day
11Saturday, 23 September 1645 Autumnal Equinox Day
12Monday, 9 October 1645 Health and Sports Day
13Friday, 3 November 1645 Culture Day
14Thursday, 23 November 1645 Labor Thanksgiving Day
15Saturday, 23 December 1645 Emperor's Birthday